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Comp numbers on used engine

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Old Oct 25, 2013 | 05:08 PM
  #1  
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Question Comp numbers on used engine

Hi

Did the compression numbers on this used engine and this is what they are:

#2 = 460
#4 = 46o
#6 = 520
#8 = 520

#1 = 440
#3 = 440
#5 = 460
#7 = 440

These are well within the 25% spread high/low. Engine looks rough but these numbers make up for it I think.

What do you guys think?
 
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Old Oct 25, 2013 | 05:33 PM
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Looks like you got a good motor there, as long as there in the range go for it!
 
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Old Oct 25, 2013 | 05:36 PM
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hi

that's what i was thinking.

just need to clean it up now
 
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Old Oct 25, 2013 | 05:44 PM
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Very good numbers...
 
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Old Oct 25, 2013 | 10:02 PM
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Originally Posted by lght1
hi

that's what i was thinking.

just need to clean it up now
First of all them #'s look good So what year engine did you get or is this the engine in your truck? Do you have any photos?
 
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Old Oct 25, 2013 | 10:10 PM
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hi

engine isn't in yet.

now that we know its a good one, it needs to be cleaned up and because its a van engine going into a sd, brackets all need to be swapped over. My sensors are all better than this ones so will get swapped as well as new hp oil lines.

since i just did injectors, uvch and plugs, they will get switched as well.

this engine is from a '99 E series. No pictures but is ugly at present...lol.

mileage is reported to be 118k
 
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Old Oct 25, 2013 | 10:26 PM
  #7  
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From: Gary,Indiana
Originally Posted by lght1
hi

engine isn't in yet.

now that we know its a good one, it needs to be cleaned up and because its a van engine going into a sd, brackets all need to be swapped over. My sensors are all better than this ones so will get swapped as well as new hp oil lines.

since i just did injectors, uvch and plugs, they will get switched as well.

this engine is from a '99 E series. No pictures but is ugly at present...lol.

mileage is reported to be 118k
Sounds good and with 118k that explains the good #'s on compression test. But I hope you don't mind me suggested installing a new low pressure old pump. I believe a fresh oil pump in any engine is always good insurance. Besides it is a cake walk with the engine out of the truck.
Mellings M208 is always a nice upgrade.

So when you get a chance post up some photos of the swap over. We love pics!
 
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Old Oct 25, 2013 | 10:30 PM
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hi

the oil pump is a good idea..thanks

i was undecided about swapping oil pans. the van engine isn't bad considering its from the mid Atlantic states but my truck's orig engine is spotless from Texas.

i plan on doing dorman up pipes too. i need them anyways as my old ones were leaking a bit.
 
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Old Oct 25, 2013 | 10:49 PM
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From: Gary,Indiana
Originally Posted by lght1
hi

the oil pump is a good idea..thanks

i was undecided about swapping oil pans. the van engine isn't bad considering its from the mid Atlantic states but my truck's orig engine is spotless from Texas.

i plan on doing dorman up pipes too. i need them anyways as my old ones were leaking a bit.
Replacing up pipes is a good call. But if you are going with dorman read up on them and check all parts and check the collector casting and bolt holes. I myself would try to stick with IH pipes but new are costly but cheaper than having to do it a again if the dorman fail.

Now as far as oil pans go here is an other opinion instead of using the Ford RTV stuff. Moroso Ford 7.3 Powerstroke & International T444E Oil Pan Gasket - Free Shipping on All Orders @ JEGS And I would use the oil pan from Texas myself, that way you can also replace the dip stick Oring and do it right and replace the whole housing. They really blow doing with them in the truck. Just trying to help you spend your money.....
Hopefully wisely!! Also if the pan is off you can check your oil jets or go with the modded ones. Riffraff Diesel: Welded Piston Oil Jets
 
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Old Oct 25, 2013 | 11:38 PM
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Waiting for pictures. Good find.
 
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Old Oct 26, 2013 | 02:17 AM
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X2 on the welded jets and dipstick tube.
 
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